Item must comply with requirements of defense supply center philadelphiaproduction standard no. P00416nrp
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 5945-00-843-4784
NSN 6650-00-059-6268
NSN 6105-00-988-2471
NSN 6130-01-252-0122
NSN 5935-01-283-7263
NSN 6645-00-262-7448
NSN 7035-01-642-6950
NSN 5910-01-144-9946
NSN 5915-00-716-7165
NSN 5960-01-359-4257
NSN 5975-00-153-0050
NSN 5960-01-085-4231